Bug Summary

File:modules/printbackends/lpr/ctkprintbackendlpr.c
Warning:line 382, column 1
Potential leak of memory pointed to by 'ps'

Annotated Source Code

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clang -cc1 -cc1 -triple x86_64-pc-linux-gnu -analyze -disable-free -clear-ast-before-backend -disable-llvm-verifier -discard-value-names -main-file-name ctkprintbackendlpr.c -analyzer-checker=core -analyzer-checker=apiModeling -analyzer-checker=unix -analyzer-checker=deadcode -analyzer-checker=security.insecureAPI.UncheckedReturn -analyzer-checker=security.insecureAPI.getpw -analyzer-checker=security.insecureAPI.gets -analyzer-checker=security.insecureAPI.mktemp -analyzer-checker=security.insecureAPI.mkstemp -analyzer-checker=security.insecureAPI.vfork -analyzer-checker=nullability.NullPassedToNonnull -analyzer-checker=nullability.NullReturnedFromNonnull -analyzer-output plist -w -setup-static-analyzer -mrelocation-model pic -pic-level 2 -fhalf-no-semantic-interposition -mframe-pointer=all -fmath-errno -ffp-contract=on -fno-rounding-math -mconstructor-aliases -funwind-tables=2 -target-cpu x86-64 -tune-cpu generic -debugger-tuning=gdb -fdebug-compilation-dir=/rootdir/modules/printbackends/lpr -fcoverage-compilation-dir=/rootdir/modules/printbackends/lpr -resource-dir /usr/lib/llvm-19/lib/clang/19 -D HAVE_CONFIG_H -I . -I ../../.. -I ../../.. -I ../../../ctk -I ../../../ctk -I ../../../cdk -I ../../../cdk -D CTK_PRINT_BACKEND_ENABLE_UNSUPPORTED -I /usr/include/pango-1.0 -I /usr/include/glib-2.0 -I /usr/lib/x86_64-linux-gnu/glib-2.0/include -I /usr/include/sysprof-6 -I /usr/include/harfbuzz -I /usr/include/freetype2 -I /usr/include/libpng16 -I /usr/include/libmount -I /usr/include/blkid -I /usr/include/fribidi -I /usr/include/cairo -I /usr/include/pixman-1 -I /usr/include/atk-1.0 -I /usr/include/gdk-pixbuf-2.0 -I /usr/include/x86_64-linux-gnu -I /usr/include/webp -I /usr/include/at-spi2-atk/2.0 -I /usr/include/at-spi-2.0 -I /usr/include/dbus-1.0 -I /usr/lib/x86_64-linux-gnu/dbus-1.0/include -I /usr/include/gio-unix-2.0 -I /usr/include/harfbuzz -I /usr/include/freetype2 -I /usr/include/libpng16 -I /usr/include/glib-2.0 -I /usr/lib/x86_64-linux-gnu/glib-2.0/include -I /usr/include/sysprof-6 -I /usr/include/pango-1.0 -I /usr/include/libmount -I /usr/include/blkid -I /usr/include/fribidi -I /usr/include/cairo -I /usr/include/pixman-1 -D G_ENABLE_DEBUG -D G_ENABLE_CONSISTENCY_CHECKS -D GLIB_MIN_REQUIRED_VERSION=GLIB_VERSION_2_66 -D GLIB_MAX_ALLOWED_VERSION=GLIB_VERSION_2_66 -D PIC -internal-isystem /usr/lib/llvm-19/lib/clang/19/include -internal-isystem /usr/local/include -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/14/../../../../x86_64-linux-gnu/include -internal-externc-isystem /usr/include/x86_64-linux-gnu -internal-externc-isystem /include -internal-externc-isystem /usr/include -ferror-limit 19 -fgnuc-version=4.2.1 -fskip-odr-check-in-gmf -analyzer-checker deadcode.DeadStores -analyzer-checker alpha.deadcode.UnreachableCode -analyzer-checker alpha.core.CastSize -analyzer-checker alpha.core.CastToStruct -analyzer-checker alpha.core.IdenticalExpr -analyzer-checker alpha.security.ArrayBoundV2 -analyzer-checker alpha.security.MallocOverflow -analyzer-checker alpha.security.ReturnPtrRange -analyzer-checker alpha.unix.SimpleStream -analyzer-checker alpha.unix.cstring.BufferOverlap -analyzer-checker alpha.unix.cstring.NotNullTerminated -analyzer-checker alpha.unix.cstring.OutOfBounds -analyzer-checker alpha.core.FixedAddr -analyzer-output=html -faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1 -o /rootdir/html-report/2024-12-22-125755-43635-1 -x c ctkprintbackendlpr.c
1/* CTK - The GIMP Toolkit
2 * ctkprintbackendlpr.c: LPR implementation of CtkPrintBackend
3 * for printing to lpr
4 * Copyright (C) 2006, 2007 Red Hat, Inc.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library. If not, see <http://www.gnu.org/licenses/>.
18 */
19
20#include "config.h"
21#include <unistd.h>
22#include <sys/types.h>
23#include <sys/stat.h>
24#include <fcntl.h>
25#include <stdlib.h>
26#include <string.h>
27
28#include <errno(*__errno_location ()).h>
29#include <cairo.h>
30#include <cairo-ps.h>
31
32#include <glib/gi18n-lib.h>
33
34#include <ctk/ctk.h>
35#include "ctkprinter-private.h"
36
37#include "ctkprintbackendlpr.h"
38
39typedef struct _CtkPrintBackendLprClass CtkPrintBackendLprClass;
40
41#define CTK_PRINT_BACKEND_LPR_CLASS(klass)((((CtkPrintBackendLprClass*) (void *) g_type_check_class_cast
((GTypeClass*) ((klass)), ((ctk_print_backend_lpr_get_type (
))))))) (G_TYPE_CHECK_CLASS_CAST ((klass), CTK_TYPE_PRINT_BACKEND_LPR, CtkPrintBackendLprClass)(((CtkPrintBackendLprClass*) (void *) g_type_check_class_cast
((GTypeClass*) ((klass)), ((ctk_print_backend_lpr_get_type (
)))))))
42#define CTK_IS_PRINT_BACKEND_LPR_CLASS(klass)(((__extension__ ({ GTypeClass *__class = (GTypeClass*) ((klass
)); GType __t = ((ctk_print_backend_lpr_get_type ())); gboolean
__r; if (!__class) __r = (0); else if (__class->g_type ==
__t) __r = (!(0)); else __r = g_type_check_class_is_a (__class
, __t); __r; })))) (G_TYPE_CHECK_CLASS_TYPE ((klass), CTK_TYPE_PRINT_BACKEND_LPR)((__extension__ ({ GTypeClass *__class = (GTypeClass*) ((klass
)); GType __t = ((ctk_print_backend_lpr_get_type ())); gboolean
__r; if (!__class) __r = (0); else if (__class->g_type ==
__t) __r = (!(0)); else __r = g_type_check_class_is_a (__class
, __t); __r; }))))
43#define CTK_PRINT_BACKEND_LPR_GET_CLASS(obj)((((CtkPrintBackendLprClass*) (((GTypeInstance*) ((obj)))->
g_class)))) (G_TYPE_INSTANCE_GET_CLASS ((obj), CTK_TYPE_PRINT_BACKEND_LPR, CtkPrintBackendLprClass)(((CtkPrintBackendLprClass*) (((GTypeInstance*) ((obj)))->
g_class))))
44
45#define _LPR_MAX_CHUNK_SIZE8192 8192
46
47static GType print_backend_lpr_type = 0;
48
49struct _CtkPrintBackendLprClass
50{
51 CtkPrintBackendClass parent_class;
52};
53
54struct _CtkPrintBackendLpr
55{
56 CtkPrintBackend parent_instance;
57};
58
59static GObjectClass *backend_parent_class;
60
61static void ctk_print_backend_lpr_class_init (CtkPrintBackendLprClass *class);
62static void ctk_print_backend_lpr_init (CtkPrintBackendLpr *impl);
63static void lpr_printer_get_settings_from_options (CtkPrinter *printer,
64 CtkPrinterOptionSet *options,
65 CtkPrintSettings *settings);
66static CtkPrinterOptionSet *lpr_printer_get_options (CtkPrinter *printer,
67 CtkPrintSettings *settings,
68 CtkPageSetup *page_setup,
69 CtkPrintCapabilities capabilities);
70static void lpr_printer_prepare_for_print (CtkPrinter *printer,
71 CtkPrintJob *print_job,
72 CtkPrintSettings *settings,
73 CtkPageSetup *page_setup);
74static cairo_surface_t * lpr_printer_create_cairo_surface (CtkPrinter *printer,
75 CtkPrintSettings *settings,
76 gdouble width,
77 gdouble height,
78 GIOChannel *cache_io);
79static void ctk_print_backend_lpr_print_stream (CtkPrintBackend *print_backend,
80 CtkPrintJob *job,
81 GIOChannel *data_io,
82 CtkPrintJobCompleteFunc callback,
83 gpointer user_data,
84 GDestroyNotify dnotify);
85
86static void
87ctk_print_backend_lpr_register_type (GTypeModule *module)
88{
89 const GTypeInfo print_backend_lpr_info =
90 {
91 .class_size = sizeof (CtkPrintBackendLprClass),
92 .class_init = (GClassInitFunc) ctk_print_backend_lpr_class_init,
93 .instance_size = sizeof (CtkPrintBackendLpr),
94 .n_preallocs = 0,
95 .instance_init = (GInstanceInitFunc) ctk_print_backend_lpr_init,
96 };
97
98 print_backend_lpr_type = g_type_module_register_type (module,
99 CTK_TYPE_PRINT_BACKEND(ctk_print_backend_get_type ()),
100 "CtkPrintBackendLpr",
101 &print_backend_lpr_info, 0);
102}
103
104G_MODULE_EXPORT__attribute__((visibility("default"))) void
105pb_module_init (GTypeModule *module)
106{
107 ctk_print_backend_lpr_register_type (module);
108}
109
110G_MODULE_EXPORT__attribute__((visibility("default"))) void
111pb_module_exit (void)
112{
113
114}
115
116G_MODULE_EXPORT__attribute__((visibility("default"))) CtkPrintBackend *
117pb_module_create (void)
118{
119 return ctk_print_backend_lpr_new ();
120}
121
122/*
123 * CtkPrintBackendLpr
124 */
125GType
126ctk_print_backend_lpr_get_type (void)
127{
128 return print_backend_lpr_type;
129}
130
131/**
132 * ctk_print_backend_lpr_new:
133 *
134 * Creates a new #CtkPrintBackendLpr object. #CtkPrintBackendLpr
135 * implements the #CtkPrintBackend interface with direct access to
136 * the filesystem using Unix/Linux API calls
137 *
138 * Returns: the new #CtkPrintBackendLpr object
139 **/
140CtkPrintBackend *
141ctk_print_backend_lpr_new (void)
142{
143 return g_object_new (CTK_TYPE_PRINT_BACKEND_LPR(ctk_print_backend_lpr_get_type ()), NULL((void*)0));
144}
145
146static void
147ctk_print_backend_lpr_class_init (CtkPrintBackendLprClass *class)
148{
149 CtkPrintBackendClass *backend_class = CTK_PRINT_BACKEND_CLASS (class)((((CtkPrintBackendClass*) (void *) g_type_check_class_cast (
(GTypeClass*) ((class)), ((ctk_print_backend_get_type ())))))
);
150
151 backend_parent_class = g_type_class_peek_parent (class);
152
153 backend_class->print_stream = ctk_print_backend_lpr_print_stream;
154 backend_class->printer_create_cairo_surface = lpr_printer_create_cairo_surface;
155 backend_class->printer_get_options = lpr_printer_get_options;
156 backend_class->printer_get_settings_from_options = lpr_printer_get_settings_from_options;
157 backend_class->printer_prepare_for_print = lpr_printer_prepare_for_print;
158}
159
160static cairo_status_t
161_cairo_write (void *closure,
162 const unsigned char *data,
163 unsigned int length)
164{
165 GIOChannel *io = (GIOChannel *)closure;
166 gsize written;
167 GError *error;
168
169 error = NULL((void*)0);
170
171 CTK_NOTE (PRINTING,do { if ((ctk_get_debug_flags () & CTK_DEBUG_PRINTING)) {
g_print ("LPR Backend: Writting %i byte chunk to temp file\n"
, length); }; } while (0)
172 g_print ("LPR Backend: Writting %i byte chunk to temp file\n", length))do { if ((ctk_get_debug_flags () & CTK_DEBUG_PRINTING)) {
g_print ("LPR Backend: Writting %i byte chunk to temp file\n"
, length); }; } while (0);
173
174 while (length > 0)
175 {
176 g_io_channel_write_chars (io, (const gchar*)data, length, &written, &error);
177
178 if (error != NULL((void*)0))
179 {
180 CTK_NOTE (PRINTING,do { if ((ctk_get_debug_flags () & CTK_DEBUG_PRINTING)) {
g_print ("LPR Backend: Error writting to temp file, %s\n", error
->message); }; } while (0)
181 g_print ("LPR Backend: Error writting to temp file, %s\n", error->message))do { if ((ctk_get_debug_flags () & CTK_DEBUG_PRINTING)) {
g_print ("LPR Backend: Error writting to temp file, %s\n", error
->message); }; } while (0);
182
183 g_error_free (error);
184 return CAIRO_STATUS_WRITE_ERROR;
185 }
186
187 CTK_NOTE (PRINTING,do { if ((ctk_get_debug_flags () & CTK_DEBUG_PRINTING)) {
g_print ("LPR Backend: Wrote %" "lu" " bytes to temp file\n"
, written); }; } while (0)
188 g_print ("LPR Backend: Wrote %" G_GSIZE_FORMAT " bytes to temp file\n", written))do { if ((ctk_get_debug_flags () & CTK_DEBUG_PRINTING)) {
g_print ("LPR Backend: Wrote %" "lu" " bytes to temp file\n"
, written); }; } while (0);
189
190 data += written;
191 length -= written;
192 }
193
194 return CAIRO_STATUS_SUCCESS;
195}
196
197static cairo_surface_t *
198lpr_printer_create_cairo_surface (CtkPrinter *printer G_GNUC_UNUSED__attribute__ ((__unused__)),
199 CtkPrintSettings *settings,
200 gdouble width,
201 gdouble height,
202 GIOChannel *cache_io)
203{
204 cairo_surface_t *surface;
205
206 surface = cairo_ps_surface_create_for_stream (_cairo_write, cache_io, width, height);
207
208 cairo_surface_set_fallback_resolution (surface,
209 2.0 * ctk_print_settings_get_printer_lpi (settings),
210 2.0 * ctk_print_settings_get_printer_lpi (settings));
211
212 return surface;
213}
214
215typedef struct {
216 CtkPrintBackend *backend;
217 CtkPrintJobCompleteFunc callback;
218 CtkPrintJob *job;
219 gpointer user_data;
220 GDestroyNotify dnotify;
221
222 GIOChannel *in;
223} _PrintStreamData;
224
225static void
226lpr_print_cb (CtkPrintBackendLpr *print_backend G_GNUC_UNUSED__attribute__ ((__unused__)),
227 GError *error,
228 gpointer user_data)
229{
230 _PrintStreamData *ps = (_PrintStreamData *) user_data;
231
232 if (ps->in != NULL((void*)0))
233 g_io_channel_unref (ps->in);
234
235 if (ps->callback)
236 ps->callback (ps->job, ps->user_data, error);
237
238 if (ps->dnotify)
239 ps->dnotify (ps->user_data);
240
241 ctk_print_job_set_status (ps->job,
242 error ? CTK_PRINT_STATUS_FINISHED_ABORTED
243 : CTK_PRINT_STATUS_FINISHED);
244
245 if (ps->job)
246 g_object_unref (ps->job);
247
248 g_free (ps);
249}
250
251static gboolean
252lpr_write (GIOChannel *source,
253 GIOCondition con G_GNUC_UNUSED__attribute__ ((__unused__)),
254 gpointer user_data)
255{
256 gchar buf[_LPR_MAX_CHUNK_SIZE8192];
257 gsize bytes_read;
258 GError *error;
259 GIOStatus status;
260 _PrintStreamData *ps = (_PrintStreamData *) user_data;
261
262 error = NULL((void*)0);
263
264 status =
265 g_io_channel_read_chars (source,
266 buf,
267 _LPR_MAX_CHUNK_SIZE8192,
268 &bytes_read,
269 &error);
270
271 if (status != G_IO_STATUS_ERROR)
272 {
273 gsize bytes_written;
274
275 g_io_channel_write_chars (ps->in,
276 buf,
277 bytes_read,
278 &bytes_written,
279 &error);
280 }
281
282 if (error != NULL((void*)0) || status == G_IO_STATUS_EOF)
283 {
284 lpr_print_cb (CTK_PRINT_BACKEND_LPR (ps->backend)((((CtkPrintBackendLpr*) (void *) g_type_check_instance_cast (
(GTypeInstance*) ((ps->backend)), ((ctk_print_backend_lpr_get_type
())))))),
285 error, user_data);
286
287
288 if (error != NULL((void*)0))
289 {
290 CTK_NOTE (PRINTING,do { if ((ctk_get_debug_flags () & CTK_DEBUG_PRINTING)) {
g_print ("LPR Backend: %s\n", error->message); }; } while
(0)
291 g_print ("LPR Backend: %s\n", error->message))do { if ((ctk_get_debug_flags () & CTK_DEBUG_PRINTING)) {
g_print ("LPR Backend: %s\n", error->message); }; } while
(0);
292
293 g_error_free (error);
294 }
295
296 return FALSE(0);
297 }
298
299 CTK_NOTE (PRINTING,do { if ((ctk_get_debug_flags () & CTK_DEBUG_PRINTING)) {
g_print ("LPR Backend: Writting %" "lu" " byte chunk to lpr pipe\n"
, bytes_read); }; } while (0)
300 g_print ("LPR Backend: Writting %" G_GSIZE_FORMAT " byte chunk to lpr pipe\n", bytes_read))do { if ((ctk_get_debug_flags () & CTK_DEBUG_PRINTING)) {
g_print ("LPR Backend: Writting %" "lu" " byte chunk to lpr pipe\n"
, bytes_read); }; } while (0);
301
302
303 return TRUE(!(0));
304}
305
306#define LPR_COMMAND"lpr" "lpr"
307
308static void
309ctk_print_backend_lpr_print_stream (CtkPrintBackend *print_backend,
310 CtkPrintJob *job,
311 GIOChannel *data_io,
312 CtkPrintJobCompleteFunc callback,
313 gpointer user_data,
314 GDestroyNotify dnotify)
315{
316 GError *print_error = NULL((void*)0);
317 _PrintStreamData *ps;
318 CtkPrintSettings *settings;
319 gint argc;
320 gint in_fd;
321 gchar **argv = NULL((void*)0);
322 const char *cmd_line;
323
324 settings = ctk_print_job_get_settings (job);
325
326 cmd_line = ctk_print_settings_get (settings, "lpr-commandline");
327 if (cmd_line == NULL((void*)0))
1
Assuming 'cmd_line' is not equal to NULL
→
2
←
Taking false branch
→
328 cmd_line = LPR_COMMAND"lpr";
329
330 ps = g_new0 (_PrintStreamData, 1)((_PrintStreamData *) g_malloc0_n ((1), sizeof (_PrintStreamData
)));
3
←
Memory is allocated
→
331 ps->callback = callback;
332 ps->user_data = user_data;
333 ps->dnotify = dnotify;
334 ps->job = g_object_ref (job)((__typeof__ (job)) (g_object_ref) (job));
335 ps->in = NULL((void*)0);
336
337 /* spawn lpr with pipes and pipe ps file to lpr */
338 if (!g_shell_parse_argv (cmd_line, &argc, &argv, &print_error))
4
←
Assuming the condition is true
→
5
←
Taking true branch
→
339 goto out;
6
←
Control jumps to line 373
→
340
341 if (!g_spawn_async_with_pipes (NULL((void*)0),
342 argv,
343 NULL((void*)0),
344 G_SPAWN_SEARCH_PATH,
345 NULL((void*)0),
346 NULL((void*)0),
347 NULL((void*)0),
348 &in_fd,
349 NULL((void*)0),
350 NULL((void*)0),
351 &print_error))
352 goto out;
353
354 ps->in = g_io_channel_unix_new (in_fd);
355
356 g_io_channel_set_encoding (ps->in, NULL((void*)0), &print_error);
357 if (print_error != NULL((void*)0))
358 {
359 if (ps->in != NULL((void*)0))
360 g_io_channel_unref (ps->in);
361
362 goto out;
363 }
364
365 g_io_channel_set_close_on_unref (ps->in, TRUE(!(0)));
366
367 g_io_add_watch (data_io,
368 G_IO_IN | G_IO_PRI | G_IO_ERR | G_IO_HUP,
369 (GIOFunc) lpr_write,
370 ps);
371
372 out:
373 if (argv != NULL((void*)0))
7
←
Assuming 'argv' is equal to NULL
→
8
←
Taking false branch
→
374 g_strfreev (argv);
375
376 if (print_error != NULL((void*)0))
9
←
Assuming 'print_error' is equal to NULL
→
10
←
Taking false branch
→
377 {
378 lpr_print_cb (CTK_PRINT_BACKEND_LPR (print_backend)((((CtkPrintBackendLpr*) (void *) g_type_check_instance_cast (
(GTypeInstance*) ((print_backend)), ((ctk_print_backend_lpr_get_type
())))))),
379 print_error, ps);
380 g_error_free (print_error);
381 }
382}
11
←
Potential leak of memory pointed to by 'ps'
383
384static void
385ctk_print_backend_lpr_init (CtkPrintBackendLpr *backend)
386{
387 CtkPrinter *printer;
388
389 printer = g_object_new (CTK_TYPE_PRINTER(ctk_printer_get_type ()),
390 "name", _("Print to LPR")((char *) g_dgettext ("ctk30", "Print to LPR")),
391 "backend", backend,
392 "is-virtual", FALSE(0),
393 "accepts-pdf", TRUE(!(0)),
394 "accepts-ps", TRUE(!(0)),
395 NULL((void*)0));
396 ctk_printer_set_has_details (printer, TRUE(!(0)));
397 ctk_printer_set_icon_name (printer, "printer");
398 ctk_printer_set_is_active (printer, TRUE(!(0)));
399 ctk_printer_set_is_default (printer, TRUE(!(0)));
400
401 ctk_print_backend_add_printer (CTK_PRINT_BACKEND (backend)((((CtkPrintBackend*) (void *) g_type_check_instance_cast ((GTypeInstance
*) ((backend)), ((ctk_print_backend_get_type ())))))), printer);
402 g_object_unref (printer);
403 ctk_print_backend_set_list_done (CTK_PRINT_BACKEND (backend)((((CtkPrintBackend*) (void *) g_type_check_instance_cast ((GTypeInstance
*) ((backend)), ((ctk_print_backend_get_type ())))))));
404}
405
406static CtkPrinterOptionSet *
407lpr_printer_get_options (CtkPrinter *printer G_GNUC_UNUSED__attribute__ ((__unused__)),
408 CtkPrintSettings *settings,
409 CtkPageSetup *page_setup G_GNUC_UNUSED__attribute__ ((__unused__)),
410 CtkPrintCapabilities capabilities G_GNUC_UNUSED__attribute__ ((__unused__)))
411{
412 CtkPrinterOptionSet *set;
413 CtkPrinterOption *option;
414 const char *command;
415 char *n_up[] = {"1", "2", "4", "6", "9", "16" };
416
417 set = ctk_printer_option_set_new ();
418
419 option = ctk_printer_option_new ("ctk-n-up", _("Pages Per Sheet")((char *) g_dgettext ("ctk30", "Pages Per Sheet")), CTK_PRINTER_OPTION_TYPE_PICKONE);
420 ctk_printer_option_choices_from_array (option, G_N_ELEMENTS (n_up)(sizeof (n_up) / sizeof ((n_up)[0])),
421 n_up, n_up);
422 ctk_printer_option_set (option, "1");
423 ctk_printer_option_set_add (set, option);
424 g_object_unref (option);
425
426 option = ctk_printer_option_new ("ctk-main-page-custom-input", _("Command Line")((char *) g_dgettext ("ctk30", "Command Line")), CTK_PRINTER_OPTION_TYPE_STRING);
427 ctk_printer_option_set_activates_default (option, TRUE(!(0)));
428 option->group = g_strdup ("CtkPrintDialogExtension")g_strdup_inline ("CtkPrintDialogExtension");
429 if (settings != NULL((void*)0) &&
430 (command = ctk_print_settings_get (settings, "lpr-commandline"))!= NULL((void*)0))
431 ctk_printer_option_set (option, command);
432 else
433 ctk_printer_option_set (option, LPR_COMMAND"lpr");
434 ctk_printer_option_set_add (set, option);
435
436 return set;
437}
438
439static void
440lpr_printer_get_settings_from_options (CtkPrinter *printer G_GNUC_UNUSED__attribute__ ((__unused__)),
441 CtkPrinterOptionSet *options,
442 CtkPrintSettings *settings)
443{
444 CtkPrinterOption *option;
445
446 option = ctk_printer_option_set_lookup (options, "ctk-main-page-custom-input");
447 if (option)
448 ctk_print_settings_set (settings, "lpr-commandline", option->value);
449
450 option = ctk_printer_option_set_lookup (options, "ctk-n-up");
451 if (option)
452 ctk_print_settings_set (settings, CTK_PRINT_SETTINGS_NUMBER_UP"number-up", option->value);
453
454 option = ctk_printer_option_set_lookup (options, "ctk-n-up-layout");
455 if (option)
456 ctk_print_settings_set (settings, CTK_PRINT_SETTINGS_NUMBER_UP_LAYOUT"number-up-layout", option->value);
457}
458
459static void
460lpr_printer_prepare_for_print (CtkPrinter *printer G_GNUC_UNUSED__attribute__ ((__unused__)),
461 CtkPrintJob *print_job,
462 CtkPrintSettings *settings,
463 CtkPageSetup *page_setup G_GNUC_UNUSED__attribute__ ((__unused__)))
464{
465 double scale;
466 CtkPrintPages pages;
467 CtkPageRange *ranges;
468 gint n_ranges;
469
470 pages = ctk_print_settings_get_print_pages (settings);
471 ctk_print_job_set_pages (print_job, pages);
472
473 if (pages == CTK_PRINT_PAGES_RANGES)
474 ranges = ctk_print_settings_get_page_ranges (settings, &n_ranges);
475 else
476 {
477 ranges = NULL((void*)0);
478 n_ranges = 0;
479 }
480
481 ctk_print_job_set_page_ranges (print_job, ranges, n_ranges);
482 ctk_print_job_set_collate (print_job, ctk_print_settings_get_collate (settings));
483 ctk_print_job_set_reverse (print_job, ctk_print_settings_get_reverse (settings));
484 ctk_print_job_set_num_copies (print_job, ctk_print_settings_get_n_copies (settings));
485 ctk_print_job_set_n_up (print_job, ctk_print_settings_get_number_up (settings));
486 ctk_print_job_set_n_up_layout (print_job, ctk_print_settings_get_number_up_layout (settings));
487
488 scale = ctk_print_settings_get_scale (settings);
489 if (scale != 100.0)
490 ctk_print_job_set_scale (print_job, scale / 100.0);
491
492 ctk_print_job_set_page_set (print_job, ctk_print_settings_get_page_set (settings));
493 ctk_print_job_set_rotate (print_job, TRUE(!(0)));
494}